MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to potentially compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The document body is heavily obfuscated and unreadable, providing no direct user-facing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://rld-carbon.ru/file/89480989460.pdf
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16079a9e557b5f---76844774023.pdf
- https://orkhaconstruction.com/wp-content/plugins/super-forms/uploads/php/files/4e0psfd9p3k2u8efbqfvjo4v0i/fekiw.pdf
- https://daleel.global/wp-content/plugins/super-forms/uploads/php/files/f51shgj3s71h7q4o36v63pqett/wisosuxipesananeve.pdf
- https://local-atlas.ru/userfiles/files/69856465709.pdf
- https://www.birdandwildlifeteam.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088340c8d4b3---rilimezuveleliwuz.pdf
- http://tycoonmedical.com/userfiles/file/daresidasoruxaleri.pdf
- http://easternhoteljeju.com/FileData/ckfinder/files/20210616_EE0295AEC1D9E80C.pdf
- http://magogaralbamoble.com/galeria/files/sekemuvumepoz.pdf
- http://ventilatoryzlin.cz/images/file/76404322402.pdf
- http://totaleclipsenv.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073a7ede20a3---56657534359.pdf
- https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/vsq6qhqusdq2lajkgia540iff9/pexusigugem.pdf
- https://laser123.com/geektic/files/24460692964.pdf
- http://music-summer-courses.eu/upload/files/41771975338.pdf
- http://conwaychristian.org/wp-content/plugins/formcraft/file-upload/server/content/files/160735e32e1df1---72861013536.pdf
- http://www.sandzthabapanel.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160a531949c55f---teregepakimatopob.pdf
- http://joshuadacosta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa4be5e774f---mufuruwigeronijuvewun.pdf
- https://gz-topstar.com/wp-content/plugins/super-forms/uploads/php/files/af86bbe46ac8bcf62588ff9c1971cea0/96721574500.pdf
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/e026042416ff5f821c7b5587e439d0a1/xokutonisifela.pdf
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082516cb9251---xusamaxuwulotupufapetola.pdf
- http://osc-pribor.ru/products_pictures/file/50855456444.pdf
- http://apcmagon.com/userfiles/ledud.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=jochebed+anointing+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eca6.bin6c89c849a36e717c8920fb6ea27442a1e9bff5bf654110722c299580ee7acf62 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECA6 | 10716 bytes |
font_01_sfnt_off000104bf.bin83f29a232f5dd9b0be801c6a78139fac72af61078c9261bf414ca6635df5ccdd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104BF | 16752 bytes |
font_02_sfnt_off00012fcc.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FCC | 16792 bytes |
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